Term at which last number of height n occurs in Recamán's sequence A005132.

Terms

a(0) =1a(1) =4a(2) =5a(3) =16a(4) =31a(5) =64a(6) =131a(7) =222a(8) =403a(9) =770a(10) =1409a(11) =2652a(12) =4825a(13) =9078a(14) =16773a(15) =30768a(16) =56827a(17) =99734a(18) =181653a(19) =328002a(20) =588583a(21) =1032996a(22) =1787013a(23) =3220128a(24) =5771203a(25) =10201340a(26) =18394609a(27) =32144188a(28) =58055311a(29) =101762018